Add 28/16 and 40/18
1st number: 1 12/16, 2nd number: 2 4/18
28/16 + 40/18 is 143/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 18 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
28/16 = 28 × 9/16 × 9 = 252/144 - Likewise, for the 2nd fraction, since 18 × 8 = 144,
40/18 = 40 × 8/18 × 8 = 320/144 - Add the two like fractions:
252/144 + 320/144 = 252 + 320/144 = 572/144 - 572/144 simplified gives 143/36
- So, 28/16 + 40/18 = 143/36
In mixed form: 335/36
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